So my period due on November 9 and i had sex 1 week ago but I been feeling cramping my nipples are sensitive I get dizzy and I feel like someone is pitching my ovary the right one and I been craving some food at middle in the night my mouth is dry like I drink water or juice and it taste like bitter taste everything I drink and my mouth still dry after I drink lots of water last time I smelled banana and I felt really sick I been having mood swings do y'all think it could be a pregnancy ??